Useful for timecode calculations, with IN andOUT -TC you can convert to or from frames, see differences with fpsrate supporting drop and non drop - PAL, NTSC(SMPTE-12M-1-2008).For film and video editing purpose, cutters. Supports+,-,*,/,(),RCL STO. Saves state. Fps:10,12,15,18,23.976,24,25,29.97,30,50,59.94,60,100...